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Current standard network protocols for distributed building automation were designed before the advent of the cost efficient fast networking technologies that are popular today. While these technologies are of great benefit for the network backbone, the possibility of Â¿fastÂ¿ nodes on such media overwhelming Â¿slowÂ¿ nodes or network segments increasingly comes into focus. Besides discussing the issue on a generic level, this paper closely examines the situation for the KNX protocol standard and suggests possible ways of improvement.
Date of Conference: 3-5 Nov. 2009